Home / 3,209.29-4,816.44-1,649.23

Finding the Fourth Proportional to 3,209.29, 4,816.44 and 1,649.23

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Solution

The fourth proportional to 3,209.29, 4,816.44 and 1,649.23 is: 2,475.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.29 : 4,816.44 = 1,649.23 : x
  2. Step 2: Convert to fraction form
    3,209.29/4,816.44 = 1,649.23/x
  3. Step 3: Cross multiply
    3,209.29x = 4,816.44 × 1,649.23
  4. Step 4: Simplify right side
    3,209.29x = 7,943,429.55
  5. Step 5: Solve for x
    x = 7,943,429.55/3,209.29
  6. Step 6: Final answer
    x = 2,475.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.